| Company name | Reg. code |
|---|---|
| QRTRAV OÜ | 16857659 |
| ARTRAT OÜ | 14235735 |
| ERTRA OÜ | 14594842 |
| ARTRA OÜ | 12419265 |
| ARTLAV DISAIN OÜ | 17043315 |
| ESTRÄV GRUPP OÜ | 11040617 |
| ARTRA PLUS OÜ | 12858358 |
| TRAV OÜ | 16144112 |
| STALL TRAV OÜ kustutatud | 11963807 |
| ESTRAVEL HOLDING OÜ (former name ESTRAV HOLDING OÜ) | 12967500 |